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add note about boot_v1.5 bug

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pull/213/head v3.0.0
Thorsten von Eicken 8 years ago
parent afa1bb6599
commit d0377bdf25
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      FLASHING.md

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FLASHING.md
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@ -100,6 +100,10 @@ flash modules. Note the different address for esp_init_data_default.bin and blan
For __8Mbit / 1MByte__ modules the addresses are 0xFC000 and 0xFE000. For __8Mbit / 1MByte__ modules the addresses are 0xFC000 and 0xFE000.
__Warning__: there is a bug in boot_v1.5.bin which causes it to only boot into user1 once.
If that fails it gets stuck trying to boot into user2. If this happens (can be seen in the
boot output on uart2 at 76600 baud) reflash just blank.bin at 0x7E000 (4Mbit module). (Sigh)
## Updating the firmware over-the-air ## Updating the firmware over-the-air
This firmware supports over-the-air (OTA) flashing for modules with 1MByte or more flash, This firmware supports over-the-air (OTA) flashing for modules with 1MByte or more flash,

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